diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index dd0234b5fd..014bc8f03f 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: CHANGELOG.org -> CHANGELOG.md
         uses: docker://pandoc/core:2.9
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 2fe25b8482..cadb9ec333 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -10,7 +10,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: jcs090218/setup-emacs@master
         with:
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index c8a4c89791..93647048e1 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -87,7 +87,7 @@ jobs:
       if: runner.os == 'Linux'
       run: "clangd-15 --version"
 
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
 
     - name: Grant execution permission (Unix)
       if: matrix.os == 'ubuntu-latest' || matrix.os == 'ubuntu-24.04-arm' || matrix.os == 'macos-latest'